Putri, M.R., Simanjuntak , N.J.P. and Sembiring, N.B. 2026. Antioxidant Activity Test of Patchouli Leaf Ethanol Extract Lotion (Pogostemon Cablin Benth) Using The DPPH (2,2-Diphenyl-1-Picrylhydrazil) Method . Journal of Pharmaceutical and Sciences. 9, 2 (Jun. 2026), 1725–1734. DOI:https://doi.org/10.36490/journal-jps.com.v9i2.1350.